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September 29th, 2020 12:00

upgrading cpu of DELL XPS L502x i3 2310M to i7-2860QM

Hi everyone I want to upgrade my Delll XPS L502x from i3-2310M. my chipset is HM67 and motherboard model is dell "0YR8NN". I have seen many posts where i7-2670QM is installed on  "0YR8NN" motherboard but I could not find motherboard model for i7-2860QM. Can anyone suggest should I go with i7-2670QM or i7-2860QM.

4 Operator

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6.2K Posts

September 29th, 2020 12:00

Welcome to the Dell Community @kspannu 

You can use both.

The "TDP" for both is the same and would run a little hotter.

https://www.cpu-upgrade.com/CPUs/Intel/Core_i3_Mobile/i3-2310M_(PGA).html

The question is the price and availability???

Best regards,

U2

4 Operator

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6.2K Posts

September 29th, 2020 14:00

@kspannu 

Do you have Discrete "nVIDIA" or just Integrated "Intel" video???

Regards,

U2

9 Posts

September 29th, 2020 18:00

@U2CAMEB4ME Sir I have discrete nVidia 525M Regards

9 Posts

November 13th, 2020 00:00

I have successfully upgraded laptop with i7-2860QM and replaced my HDD with SATA SSD. It is working really good now.

6 Posts

November 30th, 2020 12:00

Hi @kspannu , I did the same thing but unsuccessfully. black screen right after turning the laptop on. I put the old cpu back and it works just fine. Could you please tell me which version of bios are you using and firmware in case you upgraded it?

thanks

10 Elder

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23.1K Posts

November 30th, 2020 16:00

The latest BIOS for the system is a good idea before trying the CPU upgrade:

https://www.dell.com/support/home/en-us/product-support/product/xps-l502x/drivers

That said, this is an aging system with aging voltage regulators on the system board.  The CPU you're installing draws 30% more power than the i3 you had.  A marginal voltage regulator could be at fault here as well.

 

9 Posts

November 30th, 2020 21:00

@mimmo81 Sad to know that it didn't worked for you. I am using A11 bios version. Was i7-2860QM working on another system? I mean just confirm if your i7 is ok. for your convenience I have used following reference. https://www.dell.com/community/Laptops-General-Read-Only/L502X-CPU-UPGRADE/td-p/3991527 here someone from dell has listed four compatible CPUs. I quote "There are few Quad Core Processors you can choose from which has been tested on Dell XPS L502x. They all require a power supply of 45 watts and would be the perfect for your computer. Below is the list of the Processors: i7-2860QM i7-2820QM i7-2760QM i7-2720QM i7-2630QM " So you can try either one. After replacing CPU just try one thing, goto setup first and choose save and exit. then boot the system. Best of Luck

6 Posts

December 1st, 2020 00:00

@kspannu Thanks. Since we have the same motherboard and it is meant for slower cpu I though that maybe the 28xx series was not 100% supported but I was wrong. You don’t even had to upgrade to the latest bios. It must my cpu. I will replace it

6 Posts

December 1st, 2020 01:00

  @ejn63 unfortunately I already have a 26xx processor installed. The power required is pretty much the same

9 Posts

December 1st, 2020 03:00

@ejn63 please note that as per reply of person from DELL , L502x has been fully tested for quad core 45W processors. Dell even sold units of L502x with quad core processors. So i don't think that is a problem area.

10 Elder

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23.1K Posts

December 1st, 2020 03:00

It's not, though - the i3 is a 35W CPU -- the i7 is 45W, or almost 30% more power-intensive.

 

10 Elder

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23.1K Posts

December 1st, 2020 04:00

Agreed, but that was with new systems - not systems pushing a decade old with aging voltage regulators aboard.  It's still very possible that the CPU is fine, while the voltage regulators are not able to supply the 30% greater power requirements of the quad core CPU.

 

9 Posts

December 1st, 2020 08:00

@ejn63  let’s wait for final updates from @mimmo81 . Hope everything goes well.

9 Posts

December 1st, 2020 08:00

@mimmo81  Are you using 130watt adapter?

6 Posts

December 2nd, 2020 02:00

@kspannu @Yeah. My old cpu is already 45w. Let’s hope the new one works #fingercrossed

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